ubuntu安裝、更新docker社區版

系統版本

ubuntu~18.04

安裝docker倉庫

# 刪除舊版本
sudo apt-get remove docker docker-engine docker.io containerd runc
# 更新包索引
sudo apt-get update
# 安裝包
sudo apt-get install \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg-agent \
    software-properties-common
#添加docker的官方GPG key
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo apt-key fingerprint 0EBFCD88
sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"
#

安裝docker engine社區版

sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io
## 運行demo
sudo docker run hello-world

卸載docker engine社區版

sudo apt-get purge docker-ce
sudo rm -rf /var/lib/docker